./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd8248f52e54312770460b05c349f71bb63d094ef2f9e53f87d753bfc5b43661 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:34,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:34,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:16:34,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:34,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:34,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:34,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:34,719 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:34,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:34,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:34,726 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:34,727 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:34,727 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:34,729 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:34,730 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:34,730 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:34,731 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:34,731 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:34,732 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:34,733 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:34,733 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:34,734 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:34,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:34,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:34,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:34,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:34,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:34,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:34,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:34,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:34,741 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:34,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:34,741 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:34,742 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:34,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:34,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:34,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:34,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:34,743 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:34,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:34,744 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:34,744 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:34,744 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:34,745 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:34,745 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd8248f52e54312770460b05c349f71bb63d094ef2f9e53f87d753bfc5b43661 [2023-11-23 21:16:35,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:35,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:35,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:35,117 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:35,118 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:35,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-23 21:16:38,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:39,096 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:39,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-23 21:16:39,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/data/de034d72c/263d874da9c94d58b62f05fd10e07eb4/FLAGbb57adaa4 [2023-11-23 21:16:39,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/data/de034d72c/263d874da9c94d58b62f05fd10e07eb4 [2023-11-23 21:16:39,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:39,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:39,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:39,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:39,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:39,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:39" (1/1) ... [2023-11-23 21:16:39,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee48abd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:39, skipping insertion in model container [2023-11-23 21:16:39,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:39" (1/1) ... [2023-11-23 21:16:39,354 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:42,831 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i[372693,372706] [2023-11-23 21:16:42,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:43,093 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:43,270 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4272] [2023-11-23 21:16:43,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4274] [2023-11-23 21:16:43,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4285] [2023-11-23 21:16:43,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdcore.c"), "i" (392), "i" (12UL)); [5170-5171] [2023-11-23 21:16:43,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdcore.c"), "i" (795), "i" (12UL)); [5633-5634] [2023-11-23 21:16:43,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7895] [2023-11-23 21:16:43,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7898] [2023-11-23 21:16:43,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7901] [2023-11-23 21:16:43,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7904] [2023-11-23 21:16:43,587 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [8413-8414] [2023-11-23 21:16:43,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [8418-8419] [2023-11-23 21:16:43,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [8423-8424] [2023-11-23 21:16:43,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [8428-8429] [2023-11-23 21:16:43,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [8447-8448] [2023-11-23 21:16:43,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [8452-8453] [2023-11-23 21:16:43,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [8457-8458] [2023-11-23 21:16:43,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [8462-8463] [2023-11-23 21:16:43,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdconcat.c"), "i" (454), "i" (12UL)); [8557-8558] [2023-11-23 21:16:43,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdconcat.c"), "i" (472), "i" (12UL)); [8577-8578] [2023-11-23 21:16:43,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdpart.c"), "i" (514), "i" (12UL)); [9947-9948] [2023-11-23 21:16:43,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10430] [2023-11-23 21:16:43,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10433] [2023-11-23 21:16:43,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10436] [2023-11-23 21:16:43,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10439] [2023-11-23 21:16:43,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11058] [2023-11-23 21:16:43,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11061] [2023-11-23 21:16:43,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11064] [2023-11-23 21:16:43,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11067] [2023-11-23 21:16:43,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11070] [2023-11-23 21:16:43,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (& ur->regionindex), "i" (4UL)); [11440-11441] [2023-11-23 21:16:43,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11457] [2023-11-23 21:16:43,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11460] [2023-11-23 21:16:43,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11463] [2023-11-23 21:16:43,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11466] [2023-11-23 21:16:43,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11469] [2023-11-23 21:16:43,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11481-11482] [2023-11-23 21:16:43,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11485-11486] [2023-11-23 21:16:43,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11489-11490] [2023-11-23 21:16:43,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11493-11494] [2023-11-23 21:16:43,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11497-11498] [2023-11-23 21:16:43,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11510-11511] [2023-11-23 21:16:43,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11514-11515] [2023-11-23 21:16:43,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11518-11519] [2023-11-23 21:16:43,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11522-11523] [2023-11-23 21:16:43,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11526-11527] [2023-11-23 21:16:43,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___15->state): : "memory", "cc"); [11601-11602] [2023-11-23 21:16:43,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___16->state): : "memory", "cc"); [11606-11607] [2023-11-23 21:16:43,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___17->state): : "memory", "cc"); [11611-11612] [2023-11-23 21:16:43,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___18->state): : "memory", "cc"); [11616-11617] [2023-11-23 21:16:43,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___20->state): : "memory", "cc"); [11635-11636] [2023-11-23 21:16:43,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___21->state): : "memory", "cc"); [11640-11641] [2023-11-23 21:16:43,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___22->state): : "memory", "cc"); [11645-11646] [2023-11-23 21:16:43,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___23->state): : "memory", "cc"); [11650-11651] [2023-11-23 21:16:43,994 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i[372693,372706] [2023-11-23 21:16:44,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:44,225 WARN L675 CHandler]: The function vm_iomap_memory is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:44,225 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:44,225 WARN L675 CHandler]: The function __phys_addr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:44,225 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:16:44,233 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:44,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44 WrapperNode [2023-11-23 21:16:44,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:44,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:44,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:44,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:44,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:44,427 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:44,682 INFO L138 Inliner]: procedures = 352, calls = 5368, calls flagged for inlining = 122, calls inlined = 105, statements flattened = 8848 [2023-11-23 21:16:44,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:44,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:44,684 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:44,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:44,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:44,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:44,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:44,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:44,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:45,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:45,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:45,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:45,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:45,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:45,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:45,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:45,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (1/1) ... [2023-11-23 21:16:45,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:45,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:45,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:45,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c5a278-19bc-49ec-9fc6-bb69061c3f73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure part_get_fact_prot_info [2023-11-23 21:16:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure part_get_fact_prot_info [2023-11-23 21:16:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_mmap [2023-11-23 21:16:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_mmap [2023-11-23 21:16:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-11-23 21:16:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-11-23 21:16:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure part_write_oob [2023-11-23 21:16:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write_oob [2023-11-23 21:16:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_markbad [2023-11-23 21:16:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_markbad [2023-11-23 21:16:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-11-23 21:16:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-11-23 21:16:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_oob [2023-11-23 21:16:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_oob [2023-11-23 21:16:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-23 21:16:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_suspend [2023-11-23 21:16:45,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_suspend [2023-11-23 21:16:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:16:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:16:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:16:45,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:16:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_stats_errors_show [2023-11-23 21:16:45,296 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_stats_errors_show [2023-11-23 21:16:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:16:45,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:16:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_size_show [2023-11-23 21:16:45,296 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_size_show [2023-11-23 21:16:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-23 21:16:45,297 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-23 21:16:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-23 21:16:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-23 21:16:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:16:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:16:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_numeraseregions_show [2023-11-23 21:16:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_numeraseregions_show [2023-11-23 21:16:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure put_mtd_device [2023-11-23 21:16:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure put_mtd_device [2023-11-23 21:16:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_proc_open [2023-11-23 21:16:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_proc_open [2023-11-23 21:16:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-23 21:16:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-23 21:16:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_writeoob [2023-11-23 21:16:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_writeoob [2023-11-23 21:16:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-23 21:16:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-23 21:16:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure part_write_user_prot_reg [2023-11-23 21:16:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write_user_prot_reg [2023-11-23 21:16:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_get_user_prot_info [2023-11-23 21:16:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_get_user_prot_info [2023-11-23 21:16:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-11-23 21:16:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-11-23 21:16:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_flags_show [2023-11-23 21:16:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_flags_show [2023-11-23 21:16:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure part_read [2023-11-23 21:16:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read [2023-11-23 21:16:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure concat_write_oob [2023-11-23 21:16:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_write_oob [2023-11-23 21:16:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:16:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:16:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:16:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:16:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure vm_iomap_memory [2023-11-23 21:16:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_user_prot_reg [2023-11-23 21:16:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_user_prot_reg [2023-11-23 21:16:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure part_panic_write [2023-11-23 21:16:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure part_panic_write [2023-11-23 21:16:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_step_size_show [2023-11-23 21:16:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_step_size_show [2023-11-23 21:16:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure concat_unlock [2023-11-23 21:16:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_unlock [2023-11-23 21:16:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:16:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:16:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_name_show [2023-11-23 21:16:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_name_show [2023-11-23 21:16:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:16:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:16:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_bbtblocks_show [2023-11-23 21:16:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_bbtblocks_show [2023-11-23 21:16:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 21:16:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 21:16:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip_or_eccerr [2023-11-23 21:16:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip_or_eccerr [2023-11-23 21:16:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure concat_sync [2023-11-23 21:16:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_sync [2023-11-23 21:16:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_locked [2023-11-23 21:16:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_locked [2023-11-23 21:16:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_partition_offset_show [2023-11-23 21:16:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_partition_offset_show [2023-11-23 21:16:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_isreserved [2023-11-23 21:16:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_isreserved [2023-11-23 21:16:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:16:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_open [2023-11-23 21:16:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_open [2023-11-23 21:16:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure concat_write [2023-11-23 21:16:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_write [2023-11-23 21:16:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_kmalloc_up_to [2023-11-23 21:16:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_kmalloc_up_to [2023-11-23 21:16:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-23 21:16:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-23 21:16:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_readoob [2023-11-23 21:16:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_readoob [2023-11-23 21:16:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip [2023-11-23 21:16:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip [2023-11-23 21:16:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure part_is_locked [2023-11-23 21:16:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure part_is_locked [2023-11-23 21:16:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_write [2023-11-23 21:16:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_write [2023-11-23 21:16:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:16:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_mtd_device [2023-11-23 21:16:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mtd_device [2023-11-23 21:16:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2023-11-23 21:16:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2023-11-23 21:16:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_markbad [2023-11-23 21:16:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_markbad [2023-11-23 21:16:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure concat_resume [2023-11-23 21:16:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_resume [2023-11-23 21:16:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_ioctl [2023-11-23 21:16:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_ioctl [2023-11-23 21:16:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure part_unlock [2023-11-23 21:16:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure part_unlock [2023-11-23 21:16:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:16:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:16:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_fact_prot_reg [2023-11-23 21:16:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_fact_prot_reg [2023-11-23 21:16:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_sync [2023-11-23 21:16:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_sync [2023-11-23 21:16:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_stats_corrected_show [2023-11-23 21:16:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_stats_corrected_show [2023-11-23 21:16:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_div_by_ws [2023-11-23 21:16:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_div_by_ws [2023-11-23 21:16:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:16:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:16:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:16:45,441 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:16:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_unpoint [2023-11-23 21:16:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_unpoint [2023-11-23 21:16:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2023-11-23 21:16:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2023-11-23 21:16:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_eccerr [2023-11-23 21:16:45,442 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_eccerr [2023-11-23 21:16:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-23 21:16:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-23 21:16:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-23 21:16:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-23 21:16:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure free_partition [2023-11-23 21:16:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure free_partition [2023-11-23 21:16:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:16:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:16:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 21:16:45,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 21:16:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure concat_erase [2023-11-23 21:16:45,444 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_erase [2023-11-23 21:16:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erase_callback [2023-11-23 21:16:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erase_callback [2023-11-23 21:16:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 21:16:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 21:16:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_isreserved [2023-11-23 21:16:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_isreserved [2023-11-23 21:16:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-11-23 21:16:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-11-23 21:16:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_fact_prot_reg [2023-11-23 21:16:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_fact_prot_reg [2023-11-23 21:16:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:16:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:16:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-23 21:16:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-23 21:16:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_resume [2023-11-23 21:16:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_resume [2023-11-23 21:16:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:16:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_subpagesize_show [2023-11-23 21:16:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_subpagesize_show [2023-11-23 21:16:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_cls_resume [2023-11-23 21:16:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_cls_resume [2023-11-23 21:16:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_add_partition_attrs [2023-11-23 21:16:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_add_partition_attrs [2023-11-23 21:16:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-23 21:16:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-23 21:16:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure add_mtd_device [2023-11-23 21:16:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure add_mtd_device [2023-11-23 21:16:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:16:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write_oob [2023-11-23 21:16:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write_oob [2023-11-23 21:16:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_type_show [2023-11-23 21:16:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_type_show [2023-11-23 21:16:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure part_write [2023-11-23 21:16:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write [2023-11-23 21:16:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure concat_lock [2023-11-23 21:16:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_lock [2023-11-23 21:16:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:16:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:16:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure register_mtd_user [2023-11-23 21:16:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure register_mtd_user [2023-11-23 21:16:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_oobsize_show [2023-11-23 21:16:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_oobsize_show [2023-11-23 21:16:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_lock_user_prot_reg [2023-11-23 21:16:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_lock_user_prot_reg [2023-11-23 21:16:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:16:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:16:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_partition [2023-11-23 21:16:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_partition [2023-11-23 21:16:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure concat_block_isbad [2023-11-23 21:16:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_block_isbad [2023-11-23 21:16:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_close [2023-11-23 21:16:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_close [2023-11-23 21:16:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:16:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:16:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write [2023-11-23 21:16:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write [2023-11-23 21:16:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_badblocks_show [2023-11-23 21:16:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_badblocks_show [2023-11-23 21:16:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure part_sync [2023-11-23 21:16:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure part_sync [2023-11-23 21:16:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure concat_suspend [2023-11-23 21:16:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_suspend [2023-11-23 21:16:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:16:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-23 21:16:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-23 21:16:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure __get_mtd_device [2023-11-23 21:16:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_mtd_device [2023-11-23 21:16:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_oob [2023-11-23 21:16:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_oob [2023-11-23 21:16:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-11-23 21:16:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-11-23 21:16:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2023-11-23 21:16:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2023-11-23 21:16:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 21:16:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 21:16:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure kill_mtd_super [2023-11-23 21:16:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_mtd_super [2023-11-23 21:16:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:16:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:16:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-23 21:16:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-23 21:16:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_writesize_show [2023-11-23 21:16:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_writesize_show [2023-11-23 21:16:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_isbad [2023-11-23 21:16:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_isbad [2023-11-23 21:16:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:16:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:16:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:16:45,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:16:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-11-23 21:16:45,473 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-11-23 21:16:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:16:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:16:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:16:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-11-23 21:16:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-11-23 21:16:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erase [2023-11-23 21:16:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erase [2023-11-23 21:16:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-23 21:16:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-23 21:16:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erasesize_show [2023-11-23 21:16:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erasesize_show [2023-11-23 21:16:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure concat_read [2023-11-23 21:16:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_read [2023-11-23 21:16:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure concat_read_oob [2023-11-23 21:16:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_read_oob [2023-11-23 21:16:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:16:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:16:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_destroy [2023-11-23 21:16:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_destroy [2023-11-23 21:16:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:16:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:16:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_release [2023-11-23 21:16:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_release [2023-11-23 21:16:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-23 21:16:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-23 21:16:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:16:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:16:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-23 21:16:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-23 21:16:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_bitflip_threshold_show [2023-11-23 21:16:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_bitflip_threshold_show [2023-11-23 21:16:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure __put_mtd_device [2023-11-23 21:16:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __put_mtd_device [2023-11-23 21:16:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_mod_by_eb [2023-11-23 21:16:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_mod_by_eb [2023-11-23 21:16:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:16:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:16:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_get_fact_prot_info [2023-11-23 21:16:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_get_fact_prot_info [2023-11-23 21:16:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-23 21:16:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-23 21:16:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_unlock [2023-11-23 21:16:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_unlock [2023-11-23 21:16:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure part_suspend [2023-11-23 21:16:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure part_suspend [2023-11-23 21:16:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-23 21:16:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-23 21:16:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure part_unpoint [2023-11-23 21:16:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure part_unpoint [2023-11-23 21:16:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_isbad [2023-11-23 21:16:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_isbad [2023-11-23 21:16:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read [2023-11-23 21:16:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read [2023-11-23 21:16:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure otp_select_filemode [2023-11-23 21:16:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure otp_select_filemode [2023-11-23 21:16:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_user_prot_reg [2023-11-23 21:16:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_user_prot_reg [2023-11-23 21:16:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure __mtd_next_device [2023-11-23 21:16:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __mtd_next_device [2023-11-23 21:16:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_lock [2023-11-23 21:16:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_lock [2023-11-23 21:16:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure del_mtd_device [2023-11-23 21:16:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure del_mtd_device [2023-11-23 21:16:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~TO~int [2023-11-23 21:16:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~TO~int [2023-11-23 21:16:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_partition [2023-11-23 21:16:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_partition [2023-11-23 21:16:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure part_erase [2023-11-23 21:16:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure part_erase [2023-11-23 21:16:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure concat_block_markbad [2023-11-23 21:16:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_block_markbad [2023-11-23 21:16:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure concat_dev_erase [2023-11-23 21:16:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_dev_erase [2023-11-23 21:16:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~TO~int [2023-11-23 21:16:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~TO~int [2023-11-23 21:16:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-11-23 21:16:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-11-23 21:16:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure part_resume [2023-11-23 21:16:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure part_resume [2023-11-23 21:16:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_cls_suspend [2023-11-23 21:16:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_cls_suspend [2023-11-23 21:16:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure part_lock_user_prot_reg [2023-11-23 21:16:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure part_lock_user_prot_reg [2023-11-23 21:16:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:16:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:16:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:16:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:16:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-11-23 21:16:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-11-23 21:16:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure part_lock [2023-11-23 21:16:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure part_lock [2023-11-23 21:16:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-23 21:16:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-23 21:16:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_panic_write [2023-11-23 21:16:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_panic_write [2023-11-23 21:16:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~~uint64_t~0~TO~int [2023-11-23 21:16:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~~uint64_t~0~TO~int [2023-11-23 21:16:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure part_get_user_prot_info [2023-11-23 21:16:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure part_get_user_prot_info [2023-11-23 21:16:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write_user_prot_reg [2023-11-23 21:16:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write_user_prot_reg [2023-11-23 21:16:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_strength_show [2023-11-23 21:16:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_strength_show [2023-11-23 21:16:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:16:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:16:46,650 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:46,660 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:47,331 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:17:03,098 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:17:06,796 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:17:06,796 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:17:06,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:06 BoogieIcfgContainer [2023-11-23 21:17:06,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:17:06,806 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:17:06,806 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:17:06,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:17:06,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:39" (1/3) ... [2023-11-23 21:17:06,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5898381f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:06, skipping insertion in model container [2023-11-23 21:17:06,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:44" (2/3) ... [2023-11-23 21:17:06,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5898381f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:06, skipping insertion in model container [2023-11-23 21:17:06,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:06" (3/3) ... [2023-11-23 21:17:06,815 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-23 21:17:06,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:17:06,841 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:17:06,974 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:17:06,983 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@497614d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:17:06,984 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:17:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand has 2318 states, 1517 states have (on average 1.4040870138431114) internal successors, (2130), 1573 states have internal predecessors, (2130), 633 states have call successors, (633), 167 states have call predecessors, (633), 166 states have return successors, (610), 599 states have call predecessors, (610), 610 states have call successors, (610) [2023-11-23 21:17:07,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-11-23 21:17:07,062 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:07,064 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 50, 50, 50, 50, 50, 50, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:07,065 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:07,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:07,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1582421457, now seen corresponding path program 1 times [2023-11-23 21:17:07,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:17:07,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102970621] [2023-11-23 21:17:07,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:07,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:17:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12292 trivial. 0 not checked. [2023-11-23 21:17:10,512 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:17:10,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102970621] [2023-11-23 21:17:10,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102970621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:10,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:10,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:17:10,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283083128] [2023-11-23 21:17:10,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:10,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:17:10,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:17:10,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:17:10,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:10,582 INFO L87 Difference]: Start difference. First operand has 2318 states, 1517 states have (on average 1.4040870138431114) internal successors, (2130), 1573 states have internal predecessors, (2130), 633 states have call successors, (633), 167 states have call predecessors, (633), 166 states have return successors, (610), 599 states have call predecessors, (610), 610 states have call successors, (610) Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-23 21:17:14,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:17,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:19,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:19,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:19,433 INFO L93 Difference]: Finished difference Result 6676 states and 9845 transitions. [2023-11-23 21:17:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:17:19,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 661 [2023-11-23 21:17:19,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:19,518 INFO L225 Difference]: With dead ends: 6676 [2023-11-23 21:17:19,518 INFO L226 Difference]: Without dead ends: 4407 [2023-11-23 21:17:19,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:19,542 INFO L413 NwaCegarLoop]: 3047 mSDtfsCounter, 3144 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3144 SdHoareTripleChecker+Valid, 6047 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 650 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:19,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3144 Valid, 6047 Invalid, 656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 650 Invalid, 3 Unknown, 0 Unchecked, 8.2s Time] [2023-11-23 21:17:19,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2023-11-23 21:17:19,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 4404. [2023-11-23 21:17:19,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4404 states, 2927 states have (on average 1.3915271609156132) internal successors, (4073), 2984 states have internal predecessors, (4073), 1146 states have call successors, (1146), 331 states have call predecessors, (1146), 330 states have return successors, (1144), 1122 states have call predecessors, (1144), 1144 states have call successors, (1144) [2023-11-23 21:17:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 4404 states and 6363 transitions. [2023-11-23 21:17:19,938 INFO L78 Accepts]: Start accepts. Automaton has 4404 states and 6363 transitions. Word has length 661 [2023-11-23 21:17:19,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:19,949 INFO L495 AbstractCegarLoop]: Abstraction has 4404 states and 6363 transitions. [2023-11-23 21:17:19,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-23 21:17:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 4404 states and 6363 transitions. [2023-11-23 21:17:19,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-11-23 21:17:19,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:19,977 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 50, 50, 50, 50, 50, 50, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:19,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:17:19,977 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:19,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:19,978 INFO L85 PathProgramCache]: Analyzing trace with hash 695968440, now seen corresponding path program 1 times [2023-11-23 21:17:19,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:17:19,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025221718] [2023-11-23 21:17:19,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:19,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:17:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12292 trivial. 0 not checked. [2023-11-23 21:17:21,611 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:17:21,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025221718] [2023-11-23 21:17:21,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025221718] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:21,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:21,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:17:21,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532883065] [2023-11-23 21:17:21,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:21,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:17:21,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:17:21,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:17:21,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:21,621 INFO L87 Difference]: Start difference. First operand 4404 states and 6363 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58)